Egr Valve Gasket

All models. 7.4l. With 7.4L, gas. 4.6L. Express, savana. 7.4l. Seville. 3.5l. Aurora. 4.3L, cpi. Helps provide a leak-free seal Allows exhaust pollutants to enter the engine for re-burn Helps the engine emission system operate properly This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Oxygen Sensor

Detects oxygen content in the exhaust gases to help optimize emissions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L. Helps reduce harmful pollutants from entering the atmosphere Captures fuel vapors to be re-burned in the engine This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors